People______keep in touch with their friends by ____letters.如题 A.is used to ,/ B.used to,writing C.was used to ,write D.use to,to write

来源：学生作业学帮网 编辑：学帮网 时间：2024/05/28 08:53:29

People______keep in touch with their friends by ____letters.如题
A.is used to ,/ B.used to,writing C.was used to ,write D.use to,to write

B

People______keep in touch with their friends by ____letters.如题 A.is used to ,/ B.used to,writing C.was used to ,write D.use to,to write in in in in in in in in in in in in in in in In in